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[Bug target/39911] The 'z' suffix doesn't work with 16bit integer insn
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 26 Apr 2009 18:55:59 -0000
- Subject: [Bug target/39911] The 'z' suffix doesn't work with 16bit integer insn
- References: <bug-39911-682@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from ubizjak at gmail dot com 2009-04-26 18:55 -------
(In reply to comment #1)
> Created an attachment (id=17716)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17716&action=view) [edit]
> A patch
>
> Since "%z' never really worked on integer instructions, this
> patch makes "%Z" for integer instructions only while providing
> backward compatibility for existing asm statements.
But this issue arises because users want %z on integer insn!
My proposal is, to enhance %Z to handle all x87 operands/instructions and leave
%z for integer instructions. I hope there is no users of %z with x87 insns.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39911